Home / 1,151,075.67-1,726,771.19-392,713.71

Finding the Fourth Proportional to 1,151,075.67, 1,726,771.19 and 392,713.71

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Solution

The fourth proportional to 1,151,075.67, 1,726,771.19 and 392,713.71 is: 589,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,075.67 : 1,726,771.19 = 392,713.71 : x
  2. Step 2: Convert to fraction form
    1,151,075.67/1,726,771.19 = 392,713.71/x
  3. Step 3: Cross multiply
    1,151,075.67x = 1,726,771.19 × 392,713.71
  4. Step 4: Simplify right side
    1,151,075.67x = 678,126,718,382.45
  5. Step 5: Solve for x
    x = 678,126,718,382.45/1,151,075.67
  6. Step 6: Final answer
    x = 589,124.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.